【High Quality & Super Strong】Super Bright Work Light is well made and is Robust. If you accidentally dropped this lamp and it just bounces around. No problems there at all. Discharge Time : Full Brightness last for 3 hours once full charge the low brightness (6 hours). 【3 Ways to Power】By 2 rechargeable batteries or 4 x AA batteries, can also be powered via USB cable. 【3 Lighting Modes】High brightness, low brightness, and SOS flash, meeting your different lighting needs. 【As a USB Power Bank】with USB charging port & Micro USB Discharge, it can used as an emergency power to charge your mobile Phone / Computer. No need to take out the battery to charge, very convenient and fast. High Brightness and Good Quality COB Battery Lights Specifications: Wattage: 30W Material: Aluminum + ABS + PC 180° Flexible Handle & Lightweight Rotatable Hanging Light with a 180° adjustable lamp stand, you can fast adjust the angles to ensure all-round lighting, you can hang the Lights on truck or carry outside for camping or working. USB Rechargeable Power Bank Function USB Charging & Micro-USB Discharge : 3 Ways to power : by 2x rechargeable batteries or 4 x AA batteries, also charged via USB cable. Also work as a backup power bank to charge your phone or computer, very convenient & Fast. Widely Used Great handheld flashlight for home daily use, loft, camping, hiking, fishing, Barbecue, tent light, walking the dog, car inspection, hunting, outside expeditions lamp and emergency lighting using, etc.